Battery supporting device



FIG. 1 is a front perspective view of a battery supporting device showing my new design;

FIG. 2 is a front side elevational view of the battery supporting device of FIG. 1;

FIG. 3 is a rear side elevational view of the battery supporting device of FIG. 1;

FIG. 4 is a right side elevational view of the battery supporting device of FIG. 1;

FIG. 5 is a left side elevational view of the battery supporting device of FIG. 1;

FIG. 6 is a top side plan view of the battery supporting device of FIG. 1; and,

FIG. 7 is a bottom side plan view of the battery supporting device of FIG. 1.

The broken lines shown in the drawings illustrate portions of the battery supporting device that form no part of the claimed design. 

CLAIM The ornamental design for a battery supporting device, as shown and described. 